Home / 10,239,447.60-15,359,171.40-6,221,491.20

Finding the Fourth Proportional to 10,239,447.60, 15,359,171.40 and 6,221,491.20

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Solution

The fourth proportional to 10,239,447.60, 15,359,171.40 and 6,221,491.20 is: 9,332,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239,447.60 : 15,359,171.40 = 6,221,491.20 : x
  2. Step 2: Convert to fraction form
    10,239,447.60/15,359,171.40 = 6,221,491.20/x
  3. Step 3: Cross multiply
    10,239,447.60x = 15,359,171.40 × 6,221,491.20
  4. Step 4: Simplify right side
    10,239,447.60x = 95,556,949,704,391.69
  5. Step 5: Solve for x
    x = 95,556,949,704,391.69/10,239,447.60
  6. Step 6: Final answer
    x = 9,332,236.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.